Ingegneri sorridenti in giubbotti di sicurezza e caschi con cianografia sul tetto - Foto e immagini stock

Group Asian man petrochemical engineer working at oil and gas refinery plant industry factory,The people worker man engineer work control at power plant energy industry manufacturing

Male professional architect in safety vest posing with crossed arms on construction

Male professional engineer in safety vest and helmet walking on construction

Confident professional builders looking at the results of their work and feeling satisfied

Two male engineers in helmets on the building background

Male professional engineer with tool belt posing with crossed arms

Cheerful workers in protective gloves and high visibility vests looking at indian colleague talking while standing together in blurred waste disposal station, recycling concept, banner

Indian sorter in protective vest and gloves looking away near conveyor and blurred colleague while working together in garbage sorting center, garbage sorting and recycling concept

Builders in helmets pointing with walkie talkie on construction

Two builders in helmets working with walkie talkie and notepad outside on construction

Two builders in helmets working with wooden planks outside on construction

Two builders in helmets working with walkie talkie outside on construction

Young worker in protective gloves and vest holding digital tablet while standing near interracial colleagues and entrance of waste disposal station, garbage sorting and recycling concept